netdev - [PATCH 4/17] [NETNS]: Disable address notifiers in namespaces other than initial.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1202295217-22769-4-git-send-email-den@openvz.org>
Date:	Wed,  6 Feb 2008 13:53:24 +0300
From:	"Denis V. Lunev" <den@...nvz.org>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org, devel@...nvz.org,
	containers@...ts.osdl.org, "Denis V. Lunev" <den@...nvz.org>
Subject: [PATCH 4/17] [NETNS]: Disable address notifiers in namespaces other than initial.

ip_fib_init is keeped enabled. It is already namespace-aware.

Signed-off-by: Denis V. Lunev <den@...nvz.org>
---
 drivers/net/bonding/bond_main.c |    3 +++
 drivers/net/via-velocity.c      |    3 +++
 drivers/s390/net/qeth_main.c    |    3 +++
 net/sctp/protocol.c             |    3 +++
 4 files changed, 12 insertions(+), 0 deletions(-)

diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 0942d82..9666434 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -3511,6 +3511,9 @@ static int bond_inetaddr_event(struct notifier_block *this, unsigned long event,
 	struct bonding *bond, *bond_next;
 	struct vlan_entry *vlan, *vlan_next;
 
+	if (ifa->ifa_dev->dev->nd_net != &init_net)
+		return NOTIFY_DONE;
+
 	list_for_each_entry_safe(bond, bond_next, &bond_dev_list, bond_list) {
 		if (bond->dev == event_dev) {
 			switch (event) {
diff --git a/drivers/net/via-velocity.c b/drivers/net/via-velocity.c
index 7ff4509..d659834 100644
--- a/drivers/net/via-velocity.c
+++ b/drivers/net/via-velocity.c
@@ -3464,6 +3464,9 @@ static int velocity_netdev_event(struct notifier_block *nb, unsigned long notifi
 	struct velocity_info *vptr;
 	unsigned long flags;
 
+	if (dev->nd_net != &init_net)
+		return NOTIFY_DONE;
+
 	spin_lock_irqsave(&velocity_dev_list_lock, flags);
 	list_for_each_entry(vptr, &velocity_dev_list, list) {
 		if (vptr->dev == dev) {
diff --git a/drivers/s390/net/qeth_main.c b/drivers/s390/net/qeth_main.c
index 62606ce..d063e9e 100644
--- a/drivers/s390/net/qeth_main.c
+++ b/drivers/s390/net/qeth_main.c
@@ -8622,6 +8622,9 @@ qeth_ip_event(struct notifier_block *this,
 	struct qeth_ipaddr *addr;
 	struct qeth_card *card;
 
+	if (dev->nd_net != &init_net)
+		return NOTIFY_DONE;
+
 	QETH_DBF_TEXT(trace,3,"ipevent");
 	card = qeth_get_card_from_dev(dev);
 	if (!card)
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 1339742..20f7e4a 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -629,6 +629,9 @@ static int sctp_inetaddr_event(struct notifier_block *this, unsigned long ev,
 	struct sctp_sockaddr_entry *addr = NULL;
 	struct sctp_sockaddr_entry *temp;
 
+	if (ifa->ifa_dev->dev->nd_net != &init_net)
+		return NOTIFY_DONE;
+
 	switch (ev) {
 	case NETDEV_UP:
 		addr = kmalloc(sizeof(struct sctp_sockaddr_entry), GFP_ATOMIC);
-- 
1.5.3.rc5

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html